9634918426672 has 160 divisors (see below), whose sum is σ = 23616792428544. Its totient is φ = 3698635987200.

The previous prime is 9634918426657. The next prime is 9634918426691. The reversal of 9634918426672 is 2766248194369.

It is a junction number, because it is equal to n+sod(n) for n = 9634918426598 and 9634918426607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140533233 + ... + 140601775.

Almost surely, 2^{9634918426672} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9634918426672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11808396214272).

9634918426672 is an abundant number, since it is smaller than the sum of its proper divisors (13981874001872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9634918426672 is a wasteful number, since it uses less digits than its factorization.

9634918426672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70247 (or 70241 counting only the distinct ones).

The product of its digits is 188116992, while the sum is 67.

The spelling of 9634918426672 in words is "nine trillion, six hundred thirty-four billion, nine hundred eighteen million, four hundred twenty-six thousand, six hundred seventy-two".